<template>
  <div class="home-category">
    <ul class="menu">
      <li
        @mouseenter="categoryId = item.id"
        v-for="item in menuList"
        :key="item.id"
      >
        <RouterLink :to="`/category/${item.id}`">{{ item.name }}</RouterLink>
        <template v-if="item.children">
          <RouterLink
            v-for="sub in item.children"
            :key="sub.id"
            :to="`/category/sub/${sub.id}`"
          >
            {{ sub.name }}
          </RouterLink>
        </template>
        <!-- 骨架 -->
        <template v-else>
          <XtxSkeleton
            class="xtx-skeleton"
            width="60px"
            height="18px"
            style="margin-left:5px"
            bg="rgba(255,255,255,0.2)"
          />
          <XtxSkeleton
            class="xtx-skeleton"
            width="50px"
            height="18px"
            bg="rgba(255,255,255,0.2)"
          />
        </template>
      </li>
    </ul>
    <!-- 弹层 -->
    <div class="layer">
      <!-- <h4>分类推荐 <small>根据您的购买或浏览记录推荐</small></h4> -->
      <h4 v-if="currentCategory">
        {{ currentCategory.id === "brand" ? "品牌" : "分类" }}推荐
        <small>根据您的购买或浏览记录推荐</small>
      </h4>
      <ul v-if="currentCategory?.goods">
        <li v-for="item in currentCategory.goods" :key="item.id">
          <RouterLink to="/">
            <img :src="item.picture" alt="无图片" />
            <div class="info">
              <p class="name ellipsis-2">{{ item.name }}</p>
              <p class="desc ellipsis">{{ item.desc }}</p>
              <p class="price"><i>¥</i>{{ item.price }}</p>
            </div>
          </RouterLink>
        </li>
      </ul>

      <ul v-if="currentCategory?.brands">
        <li
          class="brand"
          v-for="brand in currentCategory.brands"
          :key="brand.id"
        >
          <RouterLink to="/">
            <img :src="brand.picture" />
            <div class="info">
              <p class="place">
                <i class="iconfont icon-dingwei"></i>{{ brand.place }}
              </p>
              <p class="name ellipsis">{{ brand.name }}</p>
              <p class="desc ellipsis-2">{{ brand.desc }}</p>
            </div>
          </RouterLink>
        </li>
      </ul>
    </div>
  </div>
</template>

<script>
import { computed, ref } from "@vue/runtime-core";
import XtxSkeleton from "../../../components/library/xtx-skeleton.vue";
export default {
  name: "HomeCategory",
  props: {
    menuList: {
      type: Array,
      default: [],
    },
  },

  setup(props) {
    const categoryId = ref(null);
    const currentCategory = computed(() => {
      return props.menuList.find((item) => item.id === categoryId.value);
    });

    return { categoryId, currentCategory };
  },
};
</script>

<style scoped lang="less">
.home-category {
  width: 250px;
  height: 500px;
  background: rgba(0, 0, 0, 0.8);
  position: relative;
  z-index: 99;
  .menu {
    li {
      padding-left: 40px;
      height: 50px;
      line-height: 50px;
      &:hover {
        background: @xtxColor;
      }
      a {
        margin-right: 4px;
        color: #fff;
        &:first-child {
          font-size: 16px;
        }
      }
    }
  }
  &:hover {
    .layer {
      display: block;
    }
  }
}
.layer {
  width: 990px;
  height: 500px;
  background: rgba(255, 255, 255, 0.8);
  position: absolute;
  left: 250px;
  top: 0;
  display: none;
  padding: 0 15px;
  h4 {
    font-size: 20px;
    font-weight: normal;
    line-height: 80px;
    small {
      font-size: 16px;
      color: #666;
    }
  }
  ul {
    display: flex;
    flex-wrap: wrap;
    li {
      width: 310px;
      height: 120px;
      margin-right: 15px;
      margin-bottom: 15px;
      border: 1px solid #eee;
      border-radius: 4px;
      background: #fff;
      //   品牌

      &:nth-child(3n) {
        margin-right: 0;
      }
      a {
        display: flex;
        width: 100%;
        height: 100%;
        align-items: center;
        padding: 10px;
        &:hover {
          background: #e3f9f4;
        }
        img {
          width: 95px;
          height: 95px;
        }
        .info {
          padding-left: 10px;
          line-height: 24px;
          width: 190px;
          .name {
            font-size: 16px;
            color: #666;
          }
          .desc {
            color: #999;
          }
          .price {
            font-size: 22px;
            color: @priceColor;
            i {
              font-size: 16px;
            }
          }
        }
      }
    }
    li.brand {
      height: 180px;
      a {
        align-items: flex-start;
        img {
          width: 120px;
          height: 160px;
        }
        .info {
          p {
            margin-top: 8px;
          }
          .place {
            color: #999;
          }
        }
      }
    }
  }
}
.xtx-skeleton {
  animation: fade 1s linear infinite alternate;
}
@keyframes fade {
  from {
    opacity: 0.2;
  }
  to {
    opacity: 1;
  }
}
</style>
